With so many great Best Refractometer For Gemstones to pick from, like those from brands such as Ade Advanced Optics,Presidium,Generic,Burnur,Gugxiom, it can be tricky for customers to decide what to buy. But after extensive research, we’ve discovered the stand-out Best Refractometer For Gemstones currently on the market.
Our team rigorously tested numerous products available to consumers. The one that stands at the top of our list is Ade Advanced Optics Best Refractometer For Gemstones, thanks to its impressive performance and features. Below you’ll find more of our top-rated picks, along with insightful analysis from our seasoned experts. Check out their thoughts before making your purchasing choice. With this guide backing your decision, you’re sure to end up with a Best Refractometer For Gemstones you’ll love.
Editor's Choice
Ade Advanced Optics GL500 Gemological Gemstone Gem Refractometer Built-in Light, Aluminum Body with
Premium Pick
Presidium Instruments Gem Tester II (PGT II) with Assisted Thermal Calibration (ATC) for Identifying
Budget Pick
Generic Jewelry Refractometer, Portable Gem Tester, Professional Gemstone Tester, Gem Refractometer,
Top 10 Best Refractometer For Gemstones
We researched and compared the top products in the Best Refractometer For Gemstones category to provide you with these recommendations.
1. Ade Advanced Optics GL500 Gemological Gemstone Gem Refractometer Built-in Light, Aluminum Body with
- Quality all metal construction
- Measurement range of 1.30 - 1.81
- Built-in LED light source with 3 x 1.5v batteries - included
- Considered by many to be the most important of all gem testing instruments
- Polarizing Filter, Hard and soft cases are included
2. Presidium Instruments Gem Tester II (PGT II) with Assisted Thermal Calibration (ATC) for Identifying
- INCLUDED ASSISTED THERMAL CALIBRATION | Now easily self calibrate your device to your testing environment
- INDUSTRIES MOST TRUSTED | Gemstone tester redesigned to be more compact, sturdy and portable
- THINNEST RETRACTABLE PROBE TIP I PGT II features the industrys thinnest retractable probe tip
- VERSATILE AND RELIABLE | Consistent and reliable results every time. Identifies diamonds/moissanites
- SIMPLE & EASY TO USE | Clear and easy-to-read analog dial; Can differentiate 16 types of gemstones
3. Generic Jewelry Refractometer, Portable Gem Tester, Professional Gemstone Tester, Gem Refractometer,
- Refractometer measures refractive indices from 1.30 to 1.81, used to identify many common gemstones, including but not limited to ruby, sapphire, jade, cats eye, amethyst, garnet, and opal
- Refractometer built to provide stable and consistent performance
- Refractometer designed to be portable and easy to carry around
- Refractometer provides simple and straightforward operation
- Gem refractometer is an ideal for tool for gemologists and jewelers
4. Gem Portable Refractometer, RHG181 1.30-1.81 Presidium Gemstone ldentification Tester for Jewelry,
- Professional DesignThis refractometer is specially designed to measure the refractive index of gemstones and solid materials. The minimalist design style makes it very suitable for use.Considered by many to be the most important of all gem testing instruments.
- High QualityQuality all metal construction, low battery consumption can be used for a long time.Approved by strict quality and safety standards and is trouble-free to use.
- Package ContentsBuilt-in LED flashlight, 30x jewelers loupe in silver housing, one of the most important gemstone identification tools.Quality gemological refractometer with a bottle of 3ML jewelry identification special refraction oil.
- Product AdvantagesThe refractometer is stable in performance, High precision and easy operation, lightweight and compact, easy to transport and carry.
- Professional FunctionsIdentify single and double gems quickly and precisely.Measurement range of 1.30 - 1.81.Helps identify diamonds, moissanite and colored gems, speeds up the identification of gems in the package.Gemstone Refractometer is the most important and powerful tool for identifying and authenticating polished gemstones and semi-precious stones, as well as for observing the optical properties and structure of precious stones.
5. Presidium Electronic Refractive Index Meter II
- Presidium Refractive Index Meter II (PRIM II), Separates diamonds, moissanites and gemstones via its Refractive Index in seconds! By accurately measuring the quantity of light reflected through the stone, Presidium Refractive Index Meter II (PRIM II) is able to separate diamonds, moissanites and other colored gemstones via its Refractive Index (RI) on flat surfaces of polished gemstones.
- Unlike a traditional refractometer, PRIM II is able to measure the range of RI value from 1.000 to ~3.000, therefore covering the commonly known gemstones in the market, including diamonds and moissanites, In addition, a fast and easy test can be done, without the inconvenience and messy usage of RI liquid.
- The new software enables the user to further eliminate the list of possible colored gemstones by entering known values such as color, hardness and S.G. value, Further information regarding gemstone properties, common found locations can also be easily found.
- Features : PRIM II Software An enhancement to enable users to further eliminate the list of possible colored gemstones by entering known values such as color.
- hardness and S.G. value, Powered up by USB... For more details please check product description.
6. Refractometer, Jewelry Refractometer, RHG181 1.30 to 1.81 Professional ldentification Refractometer,
- ABS MATERIAL: This tester is made of ABS material. This material is hard and wear-resistant, which can meet the operator's appraisal needs in daily or professional jewelry appraisal, and has a long service life.
- MATCHING 30ML REFLECTIVE INDEX FLUID: This tester kit also comes with a matching 30ml reflective index fluid. With this and other products to you can directly identify jewelry, not in another bottle of reflective index liquid, can save a lot of time.
- HIGH PRECISION, SMALL SIZE, EASY TO CARRY: Refractometer high precision, easy to operate. Light weight, small size, easy to carry. Since the refractive index varies from stone to stone, it provides an important identification feature. Refractometers are also one of the few instruments that can provide you with information on opaque and transparent .
- FAST AND ACCURATE IDENTIFICATION: This jewelry testing kit is designed to measure the refractive index of and solid materials. Many consider the refractometer to be the most important of all testing instruments. The primary use of a refractometer is to measure the angle of bending or refraction of light as it passes through a . Uniform and reliable results are obtained every time, and the display is clearly visible and easy to read measurements.
- WIDE APPLICATION: This tester pen has a wide range of applications. Refractometer is your primary and most powerful tool in identification. Like a typical critical angle refractometer, it will measure the refractive index of faceted stones.
7. Jewelry Refractometer, Portable Lightweight 1.30-1.81 Professional Gemstone ldentification Gem
- GOOD FEATURES: Lightweight and compact, easy to carry. The product is stable in performance and used by customers who say it is good
- HIGH QUALITY MATERIALS: Low battery consumption for long service time. Good quality is our goal. Only high quality can satisfy customers' satisfaction. Customer satisfaction is our driving force
- APPLICATION FUNCTION: Identify single and double gems quickly and precisely. You will be very happy with the many uses to meet your needs
- DESIGN CONCEPT: Specially designed for measuring the refractive index of gemstones and solid materials. The minimalist design style makes it very suitable for use
- OUTSTANDING ADVANTAGES: This refractometer features high accuracy and easy Considered by many to be the most important of all gem testing instruments
8. Leftwei Gem Refractometer, Professional Gemstone ldentification Gem Refractometer Refractive Index
- Professional Jewelry RefractometerThis refractometer is designed to measure the refractive index of gemstones and solid materials. Many consider gem refractometers to be the most important of all gem testing instruments. The main purpose of a refractometer is to measure the angle at which light is bent or refracted by a stone
- Portable RefractometerThe refractometer is very accurate and can help identify the authenticity and type of gemstones. Due to its light weight and compact structure, the refractometer is very portable and can be conveniently taken anywhere. Refractometers are a very useful tool for gemologists and jewelers
- Quick Identification ResultsJewelry refractometers can quickly and accurately identify single and double gemstones. Professional refractometers help users identify diamonds, moissanite and colored gemstones. It provides uniform and results and is equipped with a clearly visible display for easy reading of measurement results
- Reflective Index LiquidThis refractometer has the characteristics of high precision and convenient Low battery consumption, long lifespan. Possible stones are continuously ruled out by values such as R.I., Color, Hardness and S.G. Tested on clear stones and polished flat, kit contains 3ml reflective index fluid
- Perfect After-Sales ServiceWe strive to provide high-quality and convenient services. We attach great importance to your opinions and feedback, and hope to continuously improve our products and services to bring you a better experience. Thank you for supporting us! If you have any other questions, please feel to us
9. MILWAUKEE'S Instruments MA871 Digital Brix Refractometer, Range 0-85%
- Fast, accurate results with digital dual level LCD readout. Easy measurement with just 2-3 drops of sample needed and results less than 2 seconds.
- Simple one-point calibration using distilled or deionized water.
- Easy to clean, stainless steel sample well with unit rated to IP65 as "dust tight" and protected against water jets.
- Battery percent level indicator with automatic shut-off (batteries included).
- Includes 9V Battery
- Automatically turns off after 3 minutes of non-use
- Ideal for winemakers, brewers, fruit and vegetable growers, maple syrup producers, and food producers.
- The measurement technique and temperature compensation employ methodology recommended in the ICUMSA Methods Book (Internationally recognized body for Sugar Analysis).
- The product will be either Black case or Green case and are both identical
10. KooingTech RHG181 Diamond Tester, 1.30-1.81 Jewelry Refractometer, Portable Gem Tester for All
- Product Parameters: Diamond tester size: approx. 13*6*3.5 cm/5.1*2.4*1.4 inches; Refractive index range: 1.30-1.81 RI; Weight: approx. 721 g; The gem tester is lightweight, compact and easy to carry
- Function: Jewelry refractometer can quickly and accurately measure the refractive index value of jewelry without damage, and can determine other optical characteristics of jewelry, is one of the most important tools to identify jewelry
- Instructions for Use: Wipe the gemstone and refractometer, apply the refraction oil on the surface of the prism, cover the gemstone flat on the surface of the prism, turn on the light source, adjust the focal length of the eyepiece, and start to observe
- Professional Manufacturing: The diamond tester is made of ABS material, which can be used for the gem is uniaxial crystal or biaxial crystal, low power consumption, and provide effective service while ensuring long term use
- Widely Used: The gem tester is suitable for measuring the refractive index of ruby, sapphire, emerald, emerald, tourmaline, crystal, diamond, zircon and other gems and solid materials
Peter
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